Sabuktigin

Sabuktigin (942-997), also known as Sebuktigin, was the founder of the Ghaznavid Dynasty, reigning from 977 to 977. He was succeeded by Mahmud of Ghazni.

Biography
Sabuktigin was born in 942 to a Sunni Muslim Turkic family in Kyrgyzstan. He was a slave in his youth, and he married the daughter of his liege Alptigin. After the death of his father-in-law, he inherited his domains in Ghazni, and expanded his father-in-law's kingdom. He fought against Jayapala and invaded India, extending the Ghaznavid Empire. His son Mahmud of Ghazni would later take over the empire and expand it even further.